26 

 LIMNEA REFLEXA, Say, 



Plate 8. 



L. testa elongata, tenui, fusca; longitudinaliter striata: 

 apice acuto: anfractibus 7 convexiusculis: sutura impressa, 

 obliquissima: apertura elongata: lamina columellari crassa 

 et laxa. 



SYNONYMS AND REFERENCES. 



LiMNEUS REFLEXus, Say. Jour. Acad. Nat. Sci., vol. ii. 



p. 167. — American Conchology, pi. 31, fig. 2. 

 LiMN^A PALUSTRis, var. distortus, Rossmassler. Icon., 



vol. i. p. 97. 

 Lymnjea exilis, Lea. Tr. Am. Phil. Sec. (new series), 



vol. V. p. 114, pi. xix. fig. 82. 



DESCRIPTION. 



Shell very long and slender, composed of 

 seven flattened, or slightly convex whirls, with 

 exceedingly minute transverse revolving lines: 

 lines of growth distinct, but sometimes very fine: 

 suture well marked, revolving very obliquely: 

 aperture oblong semicircular; columellar fold 

 slight; labium not quite in contact with the 

 body whirl at any part, particularly anteriorly, 

 where there is a slight umbilical fissure. 



